Owner’s Manual | Room Air Conditioner with | Heat Controller, Inc. | |||||
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Gurgling
or hissing noise may 
be heard due
to refrigerant 
passing
through evaporator 
during
normal operation.
Unit
may vibrate and
make noise
because
of poor wall or window construction or incorrect installation. 
Pinging or Swishing
Droplets
of water hitting condenser 
during normal operation may cause
pinging or swishing
sounds. 
NOTE: Clear Air and/or Follow Me features only apply to certain models. Your control panel may or may not have there features and display lights. Check the actual unit you purchased to determine if these options apply.
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